package com;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Deque;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;

import org.junit.Test;

public class Main {
	List<List<Integer>> result = new ArrayList<>();
	
	public static void main(String[] args) {
		List<Integer> list = new ArrayList<>();
		list.add(1);
		Integer[] arr = new Integer[5];
		System.out.println(arr);
		list.toArray(arr);
		System.out.println(arr);
		System.out.println(Arrays.toString(arr));
		Deque<Integer> stack = new LinkedList<>();
		System.out.println("测试提交");
	}
	
}
